P0141, P0161 How to fix? - Lexus IS Forum
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post #1 of 4 (permalink) Old 08-21-2017, 07:04 PM Thread Starter
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Hey everyone, so like the title says i got these code going on right now.. i need to find out where the O2 heat circuits are located (bank 1&2, both sensor 2)

Last edited by Howl j; 08-21-2017 at 09:14 PM.
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post #2 of 4 (permalink) Old 08-22-2017, 05:28 AM
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Bad sensor. Replace it. You can check the fuse. But more than likely the O2 sensor.
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post #3 of 4 (permalink) Old 08-22-2017, 05:52 AM Thread Starter
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Where are they both located?
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post #4 of 4 (permalink) Old 08-23-2017, 05:24 AM
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The codes say the downstream. Read your own codes they tell you what you need to know.
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